Home / 53,391.57-73,681.92-29,519.79

Finding the Fourth Proportional to 53,391.57, 73,681.92 and 29,519.79

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Solution

The fourth proportional to 53,391.57, 73,681.92 and 29,519.79 is: 40,738.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,391.57 : 73,681.92 = 29,519.79 : x
  2. Step 2: Convert to fraction form
    53,391.57/73,681.92 = 29,519.79/x
  3. Step 3: Cross multiply
    53,391.57x = 73,681.92 × 29,519.79
  4. Step 4: Simplify right side
    53,391.57x = 2,175,074,805.20
  5. Step 5: Solve for x
    x = 2,175,074,805.20/53,391.57
  6. Step 6: Final answer
    x = 40,738.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.